DELTA 1 DEB, 42646

Orbit data source: Space-Track

DELTA 1 DEB, 42646 is space debris in SSO originally from a launch on Thu, 12 Jun 1975 UTC launched from the Air Force Western Test Range (AFWTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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Iframe URL

https://www.satcat.com/sats-embedded/42646?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

42646, 1975-052MF

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1975-06-12 (51 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Small (<0.1 m²)

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Last TLE update: 1 week ago

TLE from 1 week ago

0 DELTA 1 DEB
1 42646U 75052MF  26022.48846169  .00000191  00000-0  45433-3 0  9992
2 42646 100.0121 302.2226 0053919 204.9473 154.9044 13.36074499547618

Epoch: 2026-01-22T11:43Z

TLE epoch observation values (Epoch: 2026-01-22T11:43:23.090Z)

Latitude

-0.00004°

Longitude

4.53549°

Altitude

1,163.371 km

Speed

7.254 km/s

True Right ascension

20h 08m 53s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

22:39:12

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,161.71 km

Perigee altitude

1,080.838 km

Semi-major axis

7,499.411 km

Eccentricity

0.00539

Inclination

100.0121°

RAAN

302.2226°

Arg. of periapsis

204.9473°

True anomaly

155.16486°

Mean anomaly

154.9044°

Eccentric anomaly

155.03479°

Mean motion

3.34197 °/min

Orbital period

107.72 mins

BSTAR

0.00045433

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Other satellites on launch #52 in the year 1975 (1975-06-12 UTC)

DELTA 1 DEB, 21321 (Decayed)

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DELTA 1 DEB Visibility forecast

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Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
12 mins	2026-02-02 07:07:23.803Z	22.793° NE	2026-02-02 07:13:23.803Z	102.52° ESE	41.706°	2026-02-02 07:19:23.803Z	182.457° SSW
8 mins	2026-02-02 08:55:23.803Z	340.342° N	2026-02-02 08:59:23.803Z	295.578° NW	21.649°	2026-02-02 09:03:23.803Z	254.841° W
10 mins	2026-02-02 17:27:23.803Z	119.309° SE	2026-02-02 17:31:23.803Z	69.866° E	31.282°	2026-02-02 17:37:23.803Z	2.437° NNE
11 mins	2026-02-02 19:12:23.803Z	197.831° SSW	2026-02-02 19:17:23.803Z	254.657° W	32.83°	2026-02-02 19:23:23.803Z	326.847° NNW

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out DELTA 1 DEB, 42646 on other resources

View DELTA 1 DEB, 42646 on Heavens-Above

View DELTA 1 DEB, 42646 on Keep Track

View DELTA 1 DEB, 42646 on Celestrak

View DELTA 1 DEB, 42646 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

DELTA 1 DEB, 42646

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-01-22T11:43:23.090Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #52 in the year 1975 (1975-06-12 UTC)

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 42646 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 week ago